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Wind Power Capacity

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Weighted average amortization period of finite-lived intangible assets acquired either individually or as part of a group of assets, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

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Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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Amount of consideration transferred, consisting of acquisition-date fair value of assets transferred by the acquirer, liabilities incurred by the acquirer, and equity interest issued by the acquirer.

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This element represents the amount of earnings or loss of the acquiree since the acquisition date included in the consolidated income statement for the reporting period.

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This element represents the amount of revenue of the acquiree since the acquisition date included in the consolidated income statement for the reporting period.

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Amount of consideration received or receivable for the disposal of assets and liabilities, including discontinued operation.

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The percentage of ownership of common stock or equity participation in the investee accounted for under the equity method of accounting.

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Gross amount of debt extinguished.

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Amount of gain (loss) on sale or disposal of assets, including but not limited to property plant and equipment, intangible assets and equity in securities of subsidiaries or equity method investee.

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The number of countries in which the entity operates as of balance sheet date.

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Business acquisitions, development projects and disposition transactions - Additional Information (Detail) $ in Thousands, $ in Thousands					12 Months Ended
	Feb. 15, 2024 USD ($)	Jun. 15, 2023 USD ($)	Dec. 29, 2022 USD ($) wind_project MWac	Jan. 01, 2022 USD ($) country	Dec. 31, 2023 USD ($)	Dec. 31, 2022 USD ($)	Dec. 31, 2020 MWac	Dec. 29, 2022 CAD ($)
Business Acquisition [Line Items]
Other net losses					$ 132,889	$ 21,391
Gain on sale of renewable assets					0	64,028
Operating Wind Facilities in the United States
Business Acquisition [Line Items]
Equity interest (percent)			49.00%					49.00%
Number of ownership interests in wind facilities \| wind_project			3
Wind power capacity (megawatt AC) \| MWac			551				551
Blue Hill Wind Facility
Business Acquisition [Line Items]
Equity interest (percent)			80.00%					80.00%
Wind power capacity (megawatt AC) \| MWac			175
Proceeds from sale of renewable assets			$ 277,500					$ 108,610
Gain on sale of renewable assets			$ 62,828
Kentucky Power Company and AEP Kentucky Transmission Company, Inc.
Business Acquisition [Line Items]
Other net losses					$ 46,527
New York Water Company, Inc
Business Acquisition [Line Items]
Total purchase price				$ 609,000
Number of countries \| country				8
Intangible asset, useful life				64 years 8 months 26 days
Revenue						125,370
Operating income						$ 21,776
Algonquin Power Fund (America) Inc \| Deerfield II
Business Acquisition [Line Items]
Debt repaid upon maturity		$ 158,550
Ownership interest acquired (percent)		50.00%
Total purchase price		$ 23,142
Tax equity funding		$ 98,955
Algonquin Power Fund (America) Inc \| Sandy Ridge II Wind Facility \| Subsequent Event
Business Acquisition [Line Items]
Debt repaid upon maturity	$ 162,805
Ownership interest acquired (percent)	50.00%
Total purchase price	$ 8,456
Tax equity funding	$ 60,545